Flat Party Invitations

Flat party invitations set the perfect tone for your next celebration, offering a stylish and memorable way to gather friends and family. With endless design options to match any theme, these invitations make it easy to share all the important details of your special event. From birthday bashes to festive gatherings, flat party invitations help you spread the word with a personal touch that guests will love.

Bright Birthday Birthday Invitation, Pink, 5x7 Flat, 100% Recycled Cardstock , Rounded, Priscilla

Starting at $4.16

A stylish pink birthday invitation with scallop trim and space for personal photos and event details.

Pros: cute, met expectations, nice colors

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Blushing Birthday Birthday Invitation, Pink, 5x7 Flat, Pearl Shimmer Cardstock, Rounded, Dusk Pink

Starting at $4

A stylish pink birthday invitation with rounded edges, made from pearl shimmer cardstock.

Pros: Impressive photo and picture options, Excellent customer service, Quick delivery and accurate results, Beautiful color and style, Great quality and design

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Headline Highlight Birthday Invitation, White, 5x7 Flat, Standard Smooth Cardstock, Rounded, White

Starting at $3.34

A stylish white birthday invitation with space for favorite photos and event details.

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Happy Confetti Girl Birthday Invitation, Pink, 5x7 Flat, Pearl Shimmer Cardstock, Square, Shrimp

Starting at $3.72

A stylish pink birthday invitation with confetti design, perfect for a fun-filled celebration.

Pros: cute design, beautiful, ease of use

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Metal Confetti Party Invitation, Black, 5x7 Flat, Matte, Signature Smooth Cardstock, Rounded, Black

Starting at $3.71

A black 5x7 party invitation with a pearl shimmer cardstock and ticket trim design.

Pros: color, fair price, good quality

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Party Candles Girl Birthday Invitation, Pink, 5x7 Flat, 100% Recycled Cardstock , Square, Magenta

Starting at $3.88

A stylish pink birthday invitation with space for photos and event details, made with luxe double-thick cardstock.

Pros: cute design, perfect picture sharing, clear image

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Whimsical Party Time Birthday Invitation, Grey, 4x8 Flat, Pearl Shimmer Cardstock, Square, Charcoal

Starting at $3.61

A stylish grey birthday invitation with rounded trim and customizable photos and event details.

Pros: good quality, fast shipping, ease of making

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Party People Birthday Invitation, Grey, 5x7 Flat, Matte, Signature Smooth Cardstock, Square, Charcoal

Starting at $3.43

A grey birthday invitation with a faux foil or glitter design, printed on standard smooth cardstock.

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Golden Holly Party Holiday Invitation, Blue, 5x7 Flat, Pearl Shimmer Cardstock, Rounded, Midnight

Starting at $4

A Golden Holly Party Holiday Invitation featuring a blue design on luxe double-thick cardstock, 5x7 size, square trim.

Pros: timely arrival, invitation, accurate description

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Lantern Light Party Invitation, White, 5x7 Flat, Pearl Shimmer Cardstock, Square, White

Starting at $3.72

Pros: quality, exact match, compliments received

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Colorful Pool Party Summer Invitation, Blue, 5x7 Flat, Signature Smooth Cardstock, Rounded, Blue

Starting at $3.71

A stylish summer invitation in blue, featuring your photos and event details, printed on pearl shimmer cardstock.

Pros: cute design, heavy paper, nice quality

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Fine Florals Birthday Invitation, Pink, 5x7 Flat, Matte, Signature Smooth Cardstock, Rounded, Blush

Starting at $3.71

A stylish pink birthday invitation with bracket trim and customizable photos and event details.

Pros: beautiful, pretty, pleasing result

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Celebration Time Party Invitation, White, 4x8 Flat, 100% Recycled Cardstock , Square, White

Starting at $3.77

Pros: easy to use, appearance, easy to edit

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Poppin Party Birthday Invitation, Pink, 5x7 Flat, Matte, Signature Smooth Cardstock, Rounded, Azalea

Starting at $3.71

A pink Poppin Party birthday invitation with a pearl shimmer cardstock and rounded trim.

Pros: suitability for birthday celebration, ability to include additional details and photos, design

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Cold One Birthday Invitation, Blue, 5x7 Flat, Matte, Signature Smooth Cardstock, Square, Blue

Starting at $3.43

A blue 5x7 birthday invitation with a matte finish and bracket trim, featuring foil/glitter-like design elements.

Pros: easy to send, quick design

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Floating Festivities Birthday Invitation, Green, 5x7 Flat, Standard Smooth Cardstock, Rounded, Sea Breeze

Starting at $3.34

A green 5x7 birthday invitation with a matte finish and ticket trim, designed by petite lemon.

Pros: cute design, great quality, versatile use

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Only One Birthday Invitation, White, 5x7 Flat, Pearl Shimmer Cardstock, Square, White

Starting at $3.72

A white 5x7 matte birthday invitation with ticket trim and faux foil/glitter design elements.

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Balloon Surprise Birthday Invitation, Black, 5x7 Flat, Standard Smooth Cardstock, Square, Black

Starting at $3.06

A stylish black birthday invitation with rounded edges, featuring your favorite photos and event details.

Pros: love it, perfect fit

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Happy Confetti Boy Birthday Invitation, Blue, 5x7 Flat, 100% Recycled Cardstock , Square, Marine

Starting at $3.88

A stylish blue birthday invitation with confetti design, perfect for boys, featuring your favorite photos and event details....

Pros: neatness, cute card, clean look

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Watercolor Desert Party Invitation, Blue, 5x7 Flat, 100% Recycled Cardstock , Square, Misty Breeze

Starting at $3.88

Pros: best pricing, dual usage, informative

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Elegant Dress Birthday Invitation, Pink, 5x7 Flat, Luxe Double-Thick Cardstock, Square, Dusty Rose

Starting at $5.42

A stylish pink birthday invitation with space for photos and event details, printed on matte cardstock.

Pros: good quality, fast delivery, appearance

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Celebrate Birthday Girl Birthday Invitation, White, 5x7 Flat, Standard Smooth Cardstock, Square, White

Starting at $3.06

A stylish birthday invitation in white, featuring scallop trim and space for favorite photos and event details.

Pros: cute design, easy to use customization tool, affordable price

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Bold Shindig Party Invitation, White, 5x7 Flat, Matte, Signature Smooth Cardstock, Rounded, White

Starting at $3.71

Pros: nice quality, customizable, easy to create

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Snapshot Reunion Party Invitation, Grey, 5x7 Flat, 100% Recycled Cardstock , Square, Silver Lining

Starting at $3.88

Pros: meets expectations

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Flat Party Invitations

Flat party invitations offer a classic and timeless way to announce your next celebration, whether it’s a milestone birthday, a cozy winter gathering, or a festive family reunion. These invitations are crafted as single, sturdy cards, making them easy to slip into an envelope and send through the mail. Their straightforward format allows your message and event details to take center stage, with no folds or flaps to distract from the design. Many hosts appreciate the tactile experience of premium cardstock in hand—a sensation that digital invites simply can’t replicate. The weight and texture of a well-made invitation set the tone for your event, signaling to guests that something special awaits. In the chill of January, when friends and loved ones are eager for reasons to gather and warm up together, receiving a beautifully designed flat invitation in the mail can feel like a breath of fresh air, promising good company and memorable moments ahead.

When choosing flat party invitations, there are a few key factors to consider to ensure your invites make the right impression. Customization is a major draw for these cards; you can add personal photos, select from an array of fonts, and tailor the text to match your event’s theme—be it whimsical, elegant, or modern. The design possibilities are nearly endless: picture confetti motifs for a birthday bash, shimmering foil accents for a New Year’s celebration, or soft, wintry hues for a January baby shower. Size is another consideration; classic formats like 5"x7" or 4"x6" are popular for their balance of visual impact and mailing convenience. Cardstock weight matters too—a heavier stock, such as 65 lb cover or higher, feels especially luxe and holds up well when displayed on mantels or bulletin boards as a cheerful reminder of the upcoming festivities. Finishes like matte, glossy, or even uncoated textures can add a subtle touch of sophistication, while specialty options such as raised print or metallic foil elevate the overall look.

Flat party invitations are wonderfully versatile, making them a thoughtful choice for hosts of all ages and events of every size. They’re equally at home announcing a child’s birthday party, a retirement celebration, a holiday open house, or a fundraising gala. Because they’re easy to personalize, these invitations also make a meaningful gift for someone who loves to entertain—imagine gifting a set to a friend who’s known for their legendary dinner parties, or to family members planning a milestone anniversary. For gatherings that bring generations together, you can find inspiration and ideas for your next get-together by exploring Family Party Invitations. No matter the occasion, flat party invitations provide a tangible connection that guests appreciate, setting the stage for memories that will last long after the party is over.